Method for manufacturing a sprung balance oscillator for high torque variation balance springs
US-2025164930-A1 · May 22, 2025 · US
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for balance wheels
for balance wheels · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04D7/08 |
| Official title | for balance wheels |
| Display label | for balance wheels |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Horological setting and/or adjustment mechanism
US-11579568-B2 · Feb 14, 2023 · US
Balance-hairspring oscillator for a timepiece
US-11249440-B2 · Feb 15, 2022 · US
Horological setting and/or adjustment mechanism
US-2021302916-A1 · Sep 30, 2021 · US
Balance-hairspring oscillator for a timepiece
US-2019049900-A1 · Feb 14, 2019 · US
Method of adjusting the oscillation frequency of a timepiece sub-assembly
US-9235192-B2 · Jan 12, 2016 · US